A-17-20 26DBC [HOLBROOK]
Arizona Department of Water Resources
Located in Navajo County, Arizona, this groundwater monitoring location is associated with a water well in the Colorado Plateaus aquifers.
Well Construction
| Depth | Description | |
|---|---|---|
| 0.0-390.0 ft | steel casing | |
| 310.0-None ft | open hole screen |
| Depth | Lithology | Description |
|---|---|---|
| 0.0-40.0 ft | SAST01 | SANDSTONE |
| 40.0-355.0 ft | SAST01 | SANDSTONE |
| 355.0-615.0 ft | SAST01 | SANDSTONE |
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Agency Arizona Department of Water Resources Site Name A-17-20 26DBC [HOLBROOK] Site Number 345023110111401 Site Type WELL Lat/Long (NAD27) 34.84, -110.19 Well Depth 570 Feet Elevation (NGVD29) 5361.75 ft Latitude 34.84 Longitude -110.19 Local Aquifer Name Coconino Formation (None) National Aquifer Name Colorado Plateaus aquifers (N300COPLTS) Aquifer Type UNCONFINED Water-Level Well Type Trend Water-Level Well Characteristics Known Changes Water Quality Network Additional info Link 1 -
Activity Start Date Activity Start Time Characteristic Name Measure Value Units Detection Limit Value Type Sample Fraction Method Name Analytical Method System Sample Method ID Sample Method ID Context Sample Method Name Activity Type Code Data Provided By -
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How do we calculate statistics?
Overall Water Level Statistics (Depth to water, feet below land surface) Lowest Water Level Median Water Level Highest Water Level First Measurement Date Last Measurement Date Number of Measurements Years of Record Latest Value Latest Percentile 309.12 307.45 296.68 1969-12-02 2025-04-02 6116 55.3 307.53 32.000 Statistics Calculated 2025-04-22 Monthly Water Level Statistics (Depth to water, feet below land surface) Month Lowest Median 10th Percentile 25th Percentile 50th Percentile 75th Percentile 90th Percentile Highest Median Number of Measurements Years of Record Jan 308.62 308.34 308.04 307.38 303.82 297.26 297.17 22 22 Feb 308.44 308.16 307.90 307.02 298.57 297.07 296.80 24 24 Mar 308.44 308.15 307.89 307.22 304.98 298.50 296.68 22 22 Apr 308.41 308.15 307.90 307.09 300.80 298.50 296.95 24 24 May 308.60 308.34 308.18 307.51 306.52 305.25 303.50 18 18 Jun 308.87 308.77 308.37 307.60 306.48 303.10 302.80 19 19 Jul 308.97 308.81 308.62 307.86 306.85 306.02 305.75 16 16 Aug 308.87 308.87 308.50 307.76 306.21 302.60 300.60 19 19 Sep 309.04 308.91 308.55 307.89 306.33 303.21 302.80 20 20 Oct 308.99 308.71 308.21 306.08 302.72 301.28 300.80 32 32 Nov 308.87 308.71 308.35 307.60 305.22 300.87 297.40 22 22 Dec 308.72 308.50 308.19 307.73 305.95 298.66 297.20 21 21 Statistics Calculated 2025-04-22 -
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